Using an Arduino Pro Mini, a handful of buttons, and a standard TFT display, [Ricardo] has put together a serviceable little receiver with a fairly impressive user interface.

Why wait for a company to manufacture the tech you need when you can build it yourself? These nine Raspberry Pi and Arduino courses show you how for $69.99, $353 off the $423 MSRP.

The Arduino Oplà kit is a simple way to start building Internet of Things gadgets for fun and, for some, profit. The $114 starter kit includes an Arduino MKR WiFi 1010 board—basically a tiny ...